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Radiant|Lab Grown|IGI

1.51ct H VS1 Radiant Lab Grown Diamond

ID • H/VS1 • IGI LG539225590

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG539225590

Diamond specifications and retailer prices

From €255 EUR
As of November 4, 2026
Save €875 EUR (77%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €1,129 EUR at MOH London · As of November 5, 2026
View at MOH London

About this 1.51ct lab-grown radiant diamond

This 1.51ct lab-grown radiant sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG539225590 or 539225590. Listed at 17 retailers as of November 4, 2026, with prices from €255 to €1,129, a €875 spread on the same certified stone. MOH London lists it at €1,129. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.1°
Pavilion angle33.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG539225590
Dimensions8.03 × 5.94 × 3.74 mm
L/W Ratio1.35
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
8.03 mm5.94 mm1.51 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG539225590
Side View
Table 65.5%Crown 40.1°Girdle: MediumPavilion 33.9°Culet: NoneDepth 63.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: €1,129 EUR|Low: €255 EUR|High: €1,146 EUR|Avg: €656 EUR|-1.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
November 5, 2026
Retailer 3€255 EUR
Retailer 13€282 EUR
Retailer 2€426 EUR
Retailer 5€452 EUR
Retailer 12€471 EUR
Retailer 8€487 EUR
Retailer 14€582 EUR
Retailer 7€660 EUR
Retailer 6€757 EUR
Retailer 11€799 EUR
Retailer 10€868 EUR
Retailer 9€941 EUR
Retailer 4€1,095 EUR
MOH London€1,129 EUR

25 data points across 14 retailers

17 retailers€255 EUR to €1,129 EUR

Retailer 1
-
€218 EUR
Price last confirmed 34 days ago
A
Retailer 2
-
€255 EUR
View
Final sale: no returns
Retailer 3
-
€264 EUR
View
Price last confirmed 39 days ago
Retailer 4
-
€282 EUR
View
Price last confirmed 33 days ago
A
Retailer 5
-
€426 EUR
View
A
Retailer 6
-
€452 EUR
View
A
Retailer 7
-
€471 EUR
View
A
Retailer 8
-
€487 EUR
View
B+
Retailer 9
-
€582 EUR
View
B+
Retailer 10
-
€660 EUR
View
B+
Retailer 11
-
€785 EUR
View
Retailer 12
-
€799 EUR
View
Price last confirmed 22 days ago
B+
Retailer 13
-
€868 EUR
View
Retailer 14
-
€908 EUR
View
Price last confirmed 36 days ago
B
Retailer 15
-
€941 EUR
View
B
Retailer 16
-
€953 EUR
View
Most Expensive
B
MOH London
LG539225590 · Nov 5
€1,129 EUR
£1,002 GBP
View
16 more retailers have this diamond
Prices start from €255 EURSave up to €875 EUR

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
1.51ct Radiant
€255 EUR